🌌 Stone's Star System Generator

Planet 1 - Terrestrial

Semi-Major Axis: 0.53 AU

Status: Inner (Hot)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.63

Radius: 1.85

Gravity: 1.35 G

Time & Orbit

Eccentricity (e): 0.227

Orbit Range: 0.41 AU - 0.65 AU

Year: 142 Days

Day: 33.5 Hours

Environment

Temp: 164 °C

Axial Tilt: 0.2 °

Atmosphere: Dense CO₂

Biome: Volcanic/Barren

Planet 2 - Terrestrial

Semi-Major Axis: 1.3 AU

Status: HZ

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.6

Radius: 1.47

Gravity: 1.2 G

Time & Orbit

Eccentricity (e): 0.213

Orbit Range: 1.02 AU - 1.58 AU

Year: 544 Days

Day: 24.2 Hours

Environment

Temp: -18 °C

Axial Tilt: 16.5 °

Atmosphere: N₂, O₂

Biome: Arid/Tundra

Planet 3 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.85

Radius: 1.52

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.146

Orbit Range: 1.51 AU - 2.03 AU

Year: 864 Days

Day: 34.8 Hours

Environment

Temp: -62 °C

Axial Tilt: 28.5 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,746,908 km

• M1: 94,845 km (0.114 R)

Planet 4 - Terrestrial

Semi-Major Axis: 1.77 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 2.88

Radius: 1.53

Gravity: 1.23 G

Time & Orbit

Eccentricity (e): 0.096

Orbit Range: 1.6 AU - 1.94 AU

Year: 864 Days

Day: 28.2 Hours

Environment

Temp: -51 °C

Axial Tilt: 45.7 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 5 - Terrestrial

Semi-Major Axis: 2.51 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.01

Radius: 1.74

Gravity: 1.32 G

Time & Orbit

Eccentricity (e): 0.118

Orbit Range: 2.21 AU - 2.81 AU

Year: 1460 Days

Day: 46.2 Hours

Environment

Temp: -97 °C

Axial Tilt: 15 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Planet 6 - Terrestrial

Semi-Major Axis: 3.25 AU

Status: Outer (Cold)

Composition: Rocky (Silicates/Metals)

Physical Data

Mass: 4.72

Radius: 1.86

Gravity: 1.36 G

Time & Orbit

Eccentricity (e): 0.002

Orbit Range: 3.24 AU - 3.26 AU

Year: 2151 Days

Day: 19.6 Hours

Environment

Temp: -111 °C

Axial Tilt: 35.3 °

Atmosphere: Thin N₂/CH₄

Biome: Ice Cap/Desert

Satellites (1)

Outer Limit: 67,746,908 km

• M1: 128,804 km (0.086 R)

Asteroid Belt

Center: 5.12 AU

Composition

Type: Main (Rocky/Icy Mix)

A dense region of planetesimals and debris.

Boundary

Planet 7 - Gas Giant

Semi-Major Axis: 6.99 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 509.9

Radius: 13.3

Gravity: 2.88 G

Time & Orbit

Eccentricity (e): 0.177

Orbit Range: 5.75 AU - 8.23 AU

Year: 6784 Days

Day: 13 Hours

Environment

Temp: -155 °C

Axial Tilt: 15.6 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,746,908 km

• M1: 165,455 km (0.104 R)
• M2: 1,547,889 km (0.086 R)
• M3: 2,349,734 km (0.058 R)
• M4: 3,630,441 km (0.114 R)
• M5: 4,514,864 km (0.056 R)
• M6: 5,420,679 km (0.032 R)
• M7: 6,576,622 km (0.115 R)
• M8: 7,374,277 km (0.116 R)
• M9: 9,079,244 km (0.074 R)
• M10: 10,845,546 km (0.109 R)
• M11: 13,255,568 km (0.044 R)
• M12: 16,064,119 km (0.112 R)
• M13: 16,745,387 km (0.116 R)
• M14: 17,381,477 km (0.06 R)
• M15: 20,806,371 km (0.106 R)
• M16: 21,393,243 km (0.095 R)
• M17: 33,140,715 km (0.119 R)

Planet 8 - Gas Giant

Semi-Major Axis: 8.56 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 248.4

Radius: 11.2

Gravity: 1.98 G

Time & Orbit

Eccentricity (e): 0.026

Orbit Range: 8.34 AU - 8.78 AU

Year: 9194 Days

Day: 7.2 Hours

Environment

Temp: -173 °C

Axial Tilt: 33.1 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (25)

Outer Limit: 67,746,908 km

• M1: 139,874 km (0.094 R)
• M2: 704,905 km (0.097 R)
• M3: 1,306,289 km (0.095 R)
• M4: 1,822,700 km (0.099 R)
• M5: 2,214,198 km (0.118 R)
• M6: 2,609,436 km (0.051 R)
• M7: 3,271,406 km (0.04 R)
• M8: 3,948,337 km (0.115 R)
• M9: 5,011,678 km (0.057 R)
• M10: 5,405,869 km (0.071 R)
• M11: 5,881,739 km (0.059 R)
• M12: 6,614,619 km (0.088 R)
• M13: 8,185,397 km (0.083 R)
• M14: 9,602,388 km (0.105 R)
• M15: 12,050,108 km (0.07 R)
• M16: 13,178,824 km (0.082 R)
• M17: 14,209,255 km (0.114 R)
• M18: 15,234,150 km (0.094 R)
• M19: 15,824,463 km (0.07 R)
• M20: 17,623,078 km (0.076 R)
• M21: 19,970,717 km (0.103 R)
• M22: 22,747,852 km (0.113 R)
• M23: 25,938,924 km (0.06 R)
• M24: 26,611,217 km (0.117 R)
• M25: 28,787,118 km (0.115 R)

Planet 9 - Gas Giant

Semi-Major Axis: 9.05 AU

Status: Outer (Cold)

Composition: Hydrogen/Helium Atmosphere

Physical Data

Mass: 226.6

Radius: 13

Gravity: 1.34 G

Time & Orbit

Eccentricity (e): 0.163

Orbit Range: 7.57 AU - 10.53 AU

Year: 9994 Days

Day: 5.3 Hours

Environment

Temp: -177 °C

Axial Tilt: 10.9 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (17)

Outer Limit: 67,746,908 km

• M1: 161,715 km (0.098 R)
• M2: 803,490 km (0.11 R)
• M3: 1,401,433 km (0.119 R)
• M4: 2,058,168 km (0.063 R)
• M5: 5,648,068 km (0.118 R)
• M6: 7,391,780 km (0.099 R)
• M7: 8,685,054 km (0.109 R)
• M8: 9,259,510 km (0.085 R)
• M9: 12,676,176 km (0.108 R)
• M10: 13,148,606 km (0.091 R)
• M11: 17,045,331 km (0.093 R)
• M12: 19,636,815 km (0.046 R)
• M13: 20,917,373 km (0.093 R)
• M14: 21,430,194 km (0.105 R)
• M15: 23,252,296 km (0.091 R)
• M16: 28,613,286 km (0.045 R)
• M17: 31,103,342 km (0.117 R)

Planet 10 - Ice Giant

Semi-Major Axis: 15.55 AU

Status: Outer (Cold)

Composition: Methane/Ammonia Ices

Physical Data

Mass: 381.7

Radius: 6.4

Gravity: 9.32 G

Time & Orbit

Eccentricity (e): 0.104

Orbit Range: 13.93 AU - 17.17 AU

Year: 22510 Days

Day: 20.6 Hours

Environment

Temp: -193 °C

Axial Tilt: 8.5 °

Atmosphere: H₂, CH₄

Biome: None

Satellites (21)

Outer Limit: 67,746,908 km

• M1: 79,586 km (0.075 R)
• M2: 326,722 km (0.106 R)
• M3: 536,458 km (0.058 R)
• M4: 742,753 km (0.112 R)
• M5: 1,712,896 km (0.101 R)
• M6: 2,359,906 km (0.104 R)
• M7: 3,132,579 km (0.111 R)
• M8: 3,424,445 km (0.104 R)
• M9: 5,092,910 km (0.115 R)
• M10: 5,422,175 km (0.117 R)
• M11: 8,537,999 km (0.053 R)
• M12: 11,276,388 km (0.084 R)
• M13: 20,340,374 km (0.116 R)
• M14: 23,891,378 km (0.107 R)
• M15: 37,389,145 km (0.047 R)
• M16: 39,474,390 km (0.104 R)
• M17: 39,758,028 km (0.119 R)
• M18: 43,119,791 km (0.077 R)
• M19: 43,571,726 km (0.081 R)
• M20: 44,179,393 km (0.109 R)
• M21: 46,035,902 km (0.086 R)

Kuiper Belt

Range: 30 - 45 AU

Composition

Type: Dwarf Planets/TNOs (Ices)

Reservoir of dwarf planets and volatile ices.

Outer System

Oort Cloud

Range: 253 - 11,690 AU

Composition

Type: Cometary Reservoir

System's final boundary, containing trillions of icy planetesimals.

Gravitational Limit